JM
John Maguire — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Haven-County, Connecticut
Our Model Tree links this John Maguire across the 1930 and 1940 US Censuses in New-Haven-County, Connecticut (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 9-person household.
Age 54
b. ~1886
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Haven-County, Connecticut |
| Surname | Maguire |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Devon |
| 1935 Residence (County) | New Haven |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Machinist |
| Industry | Brass Factory |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Machinist |
| Township / Ward | Devon |
| Est. Birth Year | ~1886 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Edith Maguire | Daughter | — | 24 | ~1916 |
| Edith Maguire | Spouse | — | 50 | ~1890 |
| Margaret Maguire | Daughter | — | 11 | ~1929 |
| John Maguire | Head | — | 54 | ~1886 |
| Mary Maguire | Daughter | — | 18 | ~1922 |
| Anna Maguire | Daughter | — | 20 | ~1920 |
| Dorothy Maguire | Daughter | — | 9 | ~1931 |
| Madeline Maguire | Daughter | — | 17 | ~1923 |
| John Maguire | Son | — | 15 | ~1925 |
Census Appearances
1930
New Haven, …
Head, age 44
New Haven, Connecticut · implied b. ~1886 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maguire |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1910 |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Yes |
| Industry | Laborer |
| Class of Worker | Refining |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 2500 |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
New-Haven-County, Connecticut
Head, age 54
New-Haven-County, Connecticut · implied b. ~1886 — 9 household members
| Surname | Maguire |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Devon |
| 1935 Residence (County) | New Haven |
| Naturalization Status | Naturalized |
| Occupation | Machinist |
| Industry | Brass Factory |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Maguire across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Maguire
Head · 1940 · age 54 · b. ~1886 · Connecticut
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-Haven-County, Connecticut
Open full size
1940 US Federal Census — New-Haven-County, Connecticut
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00517-00787)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dimitry Sakalaky | 46 | Head | Pressman Printer | Russia |
| 2 | Irene Sakalaky | 46 | Wife | — | Russia |
| 3 | Helen Tarrant | 22 | Daughter | — | Russia |
| 4 | Richard Tarrant | 2 | Grandson | — | Connecticut |
| 5 | Henry H. Meizner | 29 | Head | Knotter-Tyer | Pennsylvania |
| 6 | Inez S. Meizner | 23 | Wife | — | Massachusetts |
| 7 | George H. Brown | 34 | Head | Sheet Metal | Connecticut |
| 8 | Anna R. Brown | 27 | Wife | — | New York |
| 9 | Ena Brown | 6 | Daughter | — | New York |
| 10 | Gerritt Maldon | 43 | Head | Tool Maker | Connecticut |
| 11 | Lena Maldon | 48 | Wife | — | Canada |
| 12 | Merritt G. Jr. Maldon | 21 | Son | Book Keeper | Connecticut |
| 13 | Ernest Hill | 13 | Lodger | — | Connecticut |
| 14 | Joseph V. Brammer | 50 | Head | Finish Cutter | England |
| 15 | Edith Brammer | 44 | Wife | Maker | England |
| 16 | Florence Brammer | 21 | Daughter | Assembler | Connecticut |
| 17 | Vincent Brammer | 20 | Son | Pharmacist Mate | Connecticut |
| 18 | Joseph C. Fallon | 69 | Father-in-law | — | England |
| 19 | Patience Fallon | 72 | Mother-in-law | — | England |
| 20 | William H. Hoagland | 57 | Head | Aeronautical Engineer | Pennsylvania |
| 21 | Mary A. Hoagland | 50 | Wife | — | Pennsylvania |
| 22 | William H. Jr. Hoagland | 14 | Son | — | Pennsylvania |
| 23 | John P. Maguire THIS PERSON | 54 | Head | Machinist | England |
| 24 | Edith M. Maguire | 50 | Wife | — | England |
| 25 | Edith K. Maguire | 24 | Daughter | — | England |
| 26 | Anna M. Maguire | 20 | Daughter | — | Bridgeport |
| 27 | Mary E. Maguire | 18 | Daughter | — | Connecticut |
| 28 | Madeline Maguire | 17 | Daughter | — | Connecticut |
| 29 | John P. Jr. Maguire | 15 | Son | — | Connecticut |
| 30 | Margaret Maguire | 11 | Daughter | — | Connecticut |
| 31 | Dorothy Maguire | 9 | Daughter | — | Connecticut |
| 32 | Joseph Quick | 33 | Head | Steam Fitter | England |
| 33 | Marjorie P. Quick | 37 | Wife | — | Connecticut |
| 34 | Clifford Roberts | 12 | Son | — | Connecticut |
| 35 | Ronald Mccormick | 7 | Son | — | Connecticut |
| 36 | Muriel Mccormick | 5 | Daughter | — | Connecticut |
| 37 | Stewart Mccormick | 4 | Son | — | Connecticut |
| 38 | C. X. Robert | 35 | Head | Plumber | New York |
| 39 | Anna Robert | 36 | Wife | — | New York |
| 40 | Robert Jr. Robert | 12 | Son | — | Connecticut |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)